
Grade 7 Ultimate Q2 BMA Review
Flashcard
•
Science
•
7th Grade
•
Practice Problem
•
Hard
+6
Standards-aligned
Wayground Content
FREE Resource
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15 questions
Show all answers
1.
FLASHCARD QUESTION
Front
What is a controlled experiment?
Back
A controlled experiment is a scientific test where one variable is changed while all others are kept constant to determine the effect of that variable.
Tags
NGSS.MS-PS1-2
2.
FLASHCARD QUESTION
Front
What is the relationship between temperature and the rate of reaction?
Back
Generally, as temperature increases, the rate of reaction increases due to more energetic collisions between molecules.
Tags
NGSS.HS-PS1-5
3.
FLASHCARD QUESTION
Front
In which medium do light waves travel fastest: air, water, plastic, or glass?
Back
Light waves travel fastest in air.
Tags
NGSS.MS-PS4-2
4.
FLASHCARD QUESTION
Front
What is the amplitude of a wave?
Back
The amplitude is the distance from the crest to the trough of a wave, which is half the height of the wave.
Tags
NGSS.MS-PS4-1
5.
FLASHCARD QUESTION
Front
What is the scientific method?
Back
The scientific method is a systematic process for investigating phenomena, acquiring new knowledge, or correcting and integrating previous knowledge.
Tags
NGSS.MS-PS1-2
6.
FLASHCARD QUESTION
Front
What is a variable in an experiment?
Back
A variable is any factor, trait, or condition that can exist in differing amounts or types in an experiment.
Tags
NGSS.MS-PS2-2
7.
FLASHCARD QUESTION
Front
What is the purpose of a control group in an experiment?
Back
The control group serves as a baseline to compare the effects of the independent variable.
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